JEE Main Chemistry: Equilibrium Practice Questions

14 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

Q1.
$Which of the following factors does not affect the value of the equilibrium constant for a chemical reaction?$
Easy
Q2.
$For the reversible reaction N2 + 3H2 in equilibrium with 2NH3, what is the expression for the equilibrium constant Kc?$
Easy
Q3.
$If the reaction quotient Q is greater than the equilibrium constant Kc, in which direction will the reaction proceed?$
Easy
Q4.
$What is the relationship between Kp and Kc for the reaction PCl5 in equilibrium with PCl3 and Cl2?$
Easy
Q5.
$According to Le Chatelier's principle, what happens to the equilibrium of an exothermic reaction when the temperature is increased?$
Easy
Q6.
$For the reaction PCl5 in equilibrium with PCl3 and Cl2, the degree of dissociation is alpha at pressure P. If the pressure is increased to 4P, the new degree of$
Medium
Q7.
$T h eso l u bi l i t y p r o d u c t o f A g C l i s 1.6 x 1 0^{-} 10 a t 25 d e g r ees C e l s i u s . W ha t i s t h eso l u bi l i t y o f A g C l in 0.1 M N a C l so l u t i o n ?$
Medium
Q8.
$Which of the following conditions will shift the equilibrium of the reaction N2 + O2 in equilibrium with 2NO (delta H > 0) towards the right?$
Medium
Q9.
$The pH of a 0.1 M solution of a weak acid HA is 3. What is the dissociation constant Ka of the acid?$
Medium
Q10.
$T h eso l u bi l i t y p r o d u c t o f A g 2 C r O 4 i s 4 x 1 0^{-} 12 a t 298 K . W ha t i s t h eso l u bi l i t y o f A g 2 C r O 4 ina 0.1 M A g N O 3 so l u t i o n ?$
Hard
Q11.
$C a l c u l a t e t h e p H o f a 0.1 M so l u t i o n o f a w e ak a c i d H A i f i t s d i ssoc ia t i o n co n s t an t K ai s 1 0^{-} 5.$
Hard
Q12.
$For the reaction 2A(g) + B(g) = 2C(g), the equilibrium constant Kc is 16 at 500 K. If 1 mole of A and 1 mole of B are placed in a 1 L vessel, what is the concen$
Hard
Q13.
$For the reaction A(g) + B(g) = C(g) + D(g), the equilibrium constant is 1. If the initial concentrations of all species are 1 M, what is the concentration of Ca$
Hard
Q14.
$For the reaction N2O4(g) = 2NO2(g), the degree of dissociation alpha is related to the total pressure P and equilibrium constant Kp by which expression?$
Hard

Track your progress on Equilibrium

Start Practising Free →